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CALTECH Environmental Laboratories <br /> 714 }�wo-ian, Axk-IIlll 1'aiim1� tiw l0072; +1 lh <br /> ihonk (�ti2) 27-1-' 100 F'I\ 11'-1799 <br /> QA/QC Report <br /> [ Method 8260E <br /> IMatrix Water <br /> Date Analyzed 711!05 <br /> Date Extracted 711105 <br /> Perimeters Conc ug/L. Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec RPD <br /> 1,1-Dichloroethene 49 47 50 98 94 70-130 20 4 <br /> 1 Benzene 56 54 50 112 108 70-130 20 4 <br /> Trichloroethene 55 52 50 110 104 70-130 20 6 <br /> Toluene 51 51 50 102 102 70-130 20 0 <br /> I Chlorobenzene 58 54 50 116 108 70-130 20 8 <br /> m,p-X lenes 110 103 100 110 103 70-130 20 7 <br /> I ' LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> I Perimeters Method Units Det <br /> Blank Limit <br /> 1,1-Dichloroethene ND u IL 1 <br /> Benzene ND u IL 0 5 <br /> I Trichloroethene ND u IL 0 5 <br /> Toluene ND u IL 05 <br /> Chlorobenzene ND ug/L 05 <br /> m,p-Xylenes ND u IL 06 <br /> k MTBE ND u IL 1 <br /> TBA ND u IL 10 <br /> f DIPS ND ug/L_ 1 <br /> L ETBE NO u /L 1 <br /> TAME ND u IL 1 <br /> f 1,2-D,chloroethane ND u IL 0 5 <br /> t 1 EDB ND u IL 0 5 <br /> t Ethylbenzene, ND u IL 0 5 <br /> o-X lens ND u /L 0 6 <br /> TCE ND u IL 0 5 <br /> l PCE ND u_/L_ 0 5 <br /> IIOIAI l 1 01-[)IC 'I11 I) 10 ( t E� 14)11,1[ R k)/1I I1)I 1C' 1 1()h <br />